Actions Semi ARM64 SoC for v4.13

This adds a Kconfig symbol for DTs and drivers being added.
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2
 
 iQIcBAABAgAGBQJZTUaJAAoJEPou0S0+fgE/5gcQAK70t5sC0XKtjJ96ZC1t+w/u
 r5zQTlYQQYzS0B3NXLiC2ubJ/Z4b22V5a3ntT5r1JLH6ntvn/TlIYW2ov7cNCJsL
 H5VgmA31skAB0xgnkVPx+j0mpdlzJvYKerbNXsJHG7JI/htHcmoXfwT7VKoCWqDJ
 8T6zRAM6tjiF9Va0JYKL4VRtJAKoBxN9PjGUVUvRTjCp6PEXNpG/vmMhLonRNS2+
 K1WFyKNUMROdrf5/3WPVUEgC9WWw6wtBs4G+p1UWADj8zPXGEXeK/ZPW8SfTCOA6
 /lZvm/puXPjNZmXl/kVVZBaxFcl5aTIP96OAiCXpnEs15ZuDANGpyHd5g3BZTOfh
 XFldHOqO6qlSKW3rdOeLjKtPakLYpVMGbkU9VZMvu/VvJbiCNFr1IXnnu4lELkUV
 2Y+pCGXRUART6aRvwkx1HLgD/sgQyL9h16Zve6oW2oYA5UEQJ8A91PWsv7Qj9R1Z
 EeTxT9sJ+7QPBwNmhyW1ozPeWILeDpP41bI6N2UcPUQeIICTYWXq6bOyjfnExFzU
 FJut2UO1LDWY7Rpr41oxEIaFN50K0OaBLnTu7oUca9p+llhmiOnLMl1xJ7IpfxSI
 zvwkI0agrDRaRX/80fLg5QGAdSKoSBgU5+BzHg2J8KLFDb/LmRugge2SRFlTVpjY
 Ovd3HF/oqwoYoM3vCBSJ
 =8Vxy
 -----END PGP SIGNATURE-----

Merge tag 'actions-arm64-soc-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions into next/arm64

Pull "Actions Semi ARM64 SoC for v4.13" from Andreas Färber:

This adds a Kconfig symbol for DTs and drivers being added.

* tag 'actions-arm64-soc-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions:
  arm64: Prepare Actions Semi S900

arch/arm64/Kconfig.platforms

@@ -1,5 +1,11 @@
 menu "Platform selection"
 
+config ARCH_ACTIONS
+	bool "Actions Semi Platforms"
+	select OWL_TIMER
+	help
+	  This enables support for the Actions Semiconductor S900 SoC family.
+
 config ARCH_SUNXI
 	bool "Allwinner sunxi 64-bit SoC Family"
 	select ARCH_HAS_RESET_CONTROLLER